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<h2><span class="refentrytitle"><a name="GstTracer.top_of_page"></a>GstTracer</span></h2>
<p>GstTracer — Tracing base class</p>
</td>
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<div class="refsect1">
<a name="GstTracer.functions"></a><h2>Functions</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="GstTracer.html#gst-tracer-register" title="gst_tracer_register ()">gst_tracer_register</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="GstTracer.html#gst-tracing-register-hook" title="gst_tracing_register_hook ()">gst_tracing_register_hook</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookBinAddPost" title="GstTracerHookBinAddPost ()">*GstTracerHookBinAddPost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookBinAddPre" title="GstTracerHookBinAddPre ()">*GstTracerHookBinAddPre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookBinRemovePost" title="GstTracerHookBinRemovePost ()">*GstTracerHookBinRemovePost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookBinRemovePre" title="GstTracerHookBinRemovePre ()">*GstTracerHookBinRemovePre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookElementAddPad" title="GstTracerHookElementAddPad ()">*GstTracerHookElementAddPad</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookElementChangeStatePost" title="GstTracerHookElementChangeStatePost ()">*GstTracerHookElementChangeStatePost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookElementChangeStatePre" title="GstTracerHookElementChangeStatePre ()">*GstTracerHookElementChangeStatePre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookElementNew" title="GstTracerHookElementNew ()">*GstTracerHookElementNew</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookElementPostMessagePost" title="GstTracerHookElementPostMessagePost ()">*GstTracerHookElementPostMessagePost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookElementPostMessagePre" title="GstTracerHookElementPostMessagePre ()">*GstTracerHookElementPostMessagePre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookElementQueryPost" title="GstTracerHookElementQueryPost ()">*GstTracerHookElementQueryPost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookElementQueryPre" title="GstTracerHookElementQueryPre ()">*GstTracerHookElementQueryPre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookElementRemovePad" title="GstTracerHookElementRemovePad ()">*GstTracerHookElementRemovePad</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookMiniObjectCreated" title="GstTracerHookMiniObjectCreated ()">*GstTracerHookMiniObjectCreated</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookMiniObjectDestroyed" title="GstTracerHookMiniObjectDestroyed ()">*GstTracerHookMiniObjectDestroyed</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookMiniObjectReffed" title="GstTracerHookMiniObjectReffed ()">*GstTracerHookMiniObjectReffed</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookMiniObjectUnreffed" title="GstTracerHookMiniObjectUnreffed ()">*GstTracerHookMiniObjectUnreffed</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookObjectCreated" title="GstTracerHookObjectCreated ()">*GstTracerHookObjectCreated</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookObjectDestroyed" title="GstTracerHookObjectDestroyed ()">*GstTracerHookObjectDestroyed</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookObjectReffed" title="GstTracerHookObjectReffed ()">*GstTracerHookObjectReffed</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookObjectUnreffed" title="GstTracerHookObjectUnreffed ()">*GstTracerHookObjectUnreffed</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadLinkPost" title="GstTracerHookPadLinkPost ()">*GstTracerHookPadLinkPost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadLinkPre" title="GstTracerHookPadLinkPre ()">*GstTracerHookPadLinkPre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadPullRangePost" title="GstTracerHookPadPullRangePost ()">*GstTracerHookPadPullRangePost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadPullRangePre" title="GstTracerHookPadPullRangePre ()">*GstTracerHookPadPullRangePre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadPushEventPost" title="GstTracerHookPadPushEventPost ()">*GstTracerHookPadPushEventPost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadPushEventPre" title="GstTracerHookPadPushEventPre ()">*GstTracerHookPadPushEventPre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadPushListPost" title="GstTracerHookPadPushListPost ()">*GstTracerHookPadPushListPost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadPushListPre" title="GstTracerHookPadPushListPre ()">*GstTracerHookPadPushListPre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadPushPost" title="GstTracerHookPadPushPost ()">*GstTracerHookPadPushPost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadPushPre" title="GstTracerHookPadPushPre ()">*GstTracerHookPadPushPre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadQueryPost" title="GstTracerHookPadQueryPost ()">*GstTracerHookPadQueryPost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadQueryPre" title="GstTracerHookPadQueryPre ()">*GstTracerHookPadQueryPre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadUnlinkPost" title="GstTracerHookPadUnlinkPost ()">*GstTracerHookPadUnlinkPost</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<span class="c_punctuation">(</span><a class="link" href="GstTracer.html#GstTracerHookPadUnlinkPre" title="GstTracerHookPadUnlinkPre ()">*GstTracerHookPadUnlinkPre</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GstTracer.properties"></a><h2>Properties</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="properties_type">
<col width="300px" class="properties_name">
<col width="200px" class="properties_flags">
</colgroup>
<tbody><tr>
<td class="property_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</td>
<td class="property_name"><a class="link" href="GstTracer.html#GstTracer--params" title="The “params” property">params</a></td>
<td class="property_flags">Read / Write / Construct</td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GstTracer.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody><tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="GstTracer.html#GstTracer-struct" title="struct GstTracer">GstTracer</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GstTracer.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">    <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a>
    <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
        <span class="lineart">╰──</span> <a class="link" href="GstObject.html" title="GstObject">GstObject</a>
            <span class="lineart">╰──</span> GstTracer
</pre>
</div>
<div class="refsect1">
<a name="GstTracer.includes"></a><h2>Includes</h2>
<pre class="synopsis">#include &lt;gst/gst.h&gt;
</pre>
</div>
<div class="refsect1">
<a name="GstTracer.description"></a><h2>Description</h2>
<p>Tracing modules will subclass <a class="link" href="GstTracer.html" title="GstTracer"><span class="type">GstTracer</span></a> and register through
<a class="link" href="GstTracer.html#gst-tracer-register" title="gst_tracer_register ()"><code class="function">gst_tracer_register()</code></a>. Modules can attach to various hook-types - see
<a class="link" href="GstTracer.html#gst-tracing-register-hook" title="gst_tracing_register_hook ()"><code class="function">gst_tracing_register_hook()</code></a>. When invoked they receive hook specific
contextual data, which they must not modify.</p>
</div>
<div class="refsect1">
<a name="GstTracer.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="gst-tracer-register"></a><h3>gst_tracer_register ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_tracer_register (<em class="parameter"><code><a class="link" href="GstPlugin.html" title="GstPlugin"><span class="type">GstPlugin</span></a> *plugin</code></em>,
                     <em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *name</code></em>,
                     <em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-Type-Information.html#GType"><span class="type">GType</span></a> type</code></em>);</pre>
<p>Create a new tracer-factory  capable of instantiating objects of the
<em class="parameter"><code>type</code></em>
 and add the factory to <em class="parameter"><code>plugin</code></em>
.</p>
<div class="refsect3">
<a name="gst-tracer-register.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>plugin</p></td>
<td class="parameter_description"><p>A <a class="link" href="GstPlugin.html" title="GstPlugin"><span class="type">GstPlugin</span></a>, or <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> for a static typefind function. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="NULL is OK, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>name</p></td>
<td class="parameter_description"><p>The name for registering</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>type</p></td>
<td class="parameter_description"><p>GType of tracer to register</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-tracer-register.returns"></a><h4>Returns</h4>
<p> <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>, if the registering succeeded, <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> on error</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-tracing-register-hook"></a><h3>gst_tracing_register_hook ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_tracing_register_hook (<em class="parameter"><code><a class="link" href="GstTracer.html" title="GstTracer"><span class="type">GstTracer</span></a> *tracer</code></em>,
                           <em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *detail</code></em>,
                           <em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-Closures.html#GCallback"><span class="type">GCallback</span></a> func</code></em>);</pre>
<p>Register <em class="parameter"><code>func</code></em>
 to be called when the trace hook <em class="parameter"><code>detail</code></em>
 is getting invoked.
Use <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> for <em class="parameter"><code>detail</code></em>
 to register to all hooks.</p>
<div class="refsect3">
<a name="gst-tracing-register-hook.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>tracer</p></td>
<td class="parameter_description"><p>the tracer</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>detail</p></td>
<td class="parameter_description"><p>the detailed hook</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>func</p></td>
<td class="parameter_description"><p>the callback. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="The callback is valid until first called."><span class="acronym">scope async</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookBinAddPost"></a><h3>GstTracerHookBinAddPost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookBinAddPost<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                            <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                            <em class="parameter"><code><a class="link" href="GstBin.html" title="GstBin"><span class="type">GstBin</span></a> *bin</code></em>,
                            <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>,
                            <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> result</code></em>);</pre>
<p>Post-hook for <a class="link" href="GstBin.html#gst-bin-add" title="gst_bin_add ()"><code class="function">gst_bin_add()</code></a> named "bin-add-post".</p>
<div class="refsect3">
<a name="GstTracerHookBinAddPost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>bin</p></td>
<td class="parameter_description"><p>the bin</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>result</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstBin.html#gst-bin-add" title="gst_bin_add ()"><code class="function">gst_bin_add()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookBinAddPre"></a><h3>GstTracerHookBinAddPre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookBinAddPre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                           <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                           <em class="parameter"><code><a class="link" href="GstBin.html" title="GstBin"><span class="type">GstBin</span></a> *bin</code></em>,
                           <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstBin.html#gst-bin-add" title="gst_bin_add ()"><code class="function">gst_bin_add()</code></a> named "bin-add-pre".</p>
<div class="refsect3">
<a name="GstTracerHookBinAddPre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>bin</p></td>
<td class="parameter_description"><p>the bin</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookBinRemovePost"></a><h3>GstTracerHookBinRemovePost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookBinRemovePost<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                               <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                               <em class="parameter"><code><a class="link" href="GstBin.html" title="GstBin"><span class="type">GstBin</span></a> *bin</code></em>,
                               <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> result</code></em>);</pre>
<p>Post-hook for <a class="link" href="GstBin.html#gst-bin-remove" title="gst_bin_remove ()"><code class="function">gst_bin_remove()</code></a> named "bin-remove-post".</p>
<div class="refsect3">
<a name="GstTracerHookBinRemovePost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>bin</p></td>
<td class="parameter_description"><p>the bin</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>result</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstBin.html#gst-bin-remove" title="gst_bin_remove ()"><code class="function">gst_bin_remove()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookBinRemovePre"></a><h3>GstTracerHookBinRemovePre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookBinRemovePre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                              <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                              <em class="parameter"><code><a class="link" href="GstBin.html" title="GstBin"><span class="type">GstBin</span></a> *bin</code></em>,
                              <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstBin.html#gst-bin-remove" title="gst_bin_remove ()"><code class="function">gst_bin_remove()</code></a> named "bin-remove-pre".</p>
<div class="refsect3">
<a name="GstTracerHookBinRemovePre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>bin</p></td>
<td class="parameter_description"><p>the bin</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookElementAddPad"></a><h3>GstTracerHookElementAddPad ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookElementAddPad<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                               <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                               <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>,
                               <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>);</pre>
<p>Hook for <a class="link" href="GstElement.html#gst-element-add-pad" title="gst_element_add_pad ()"><code class="function">gst_element_add_pad()</code></a> named "element-add-pad".</p>
<div class="refsect3">
<a name="GstTracerHookElementAddPad.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookElementChangeStatePost"></a><h3>GstTracerHookElementChangeStatePost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookElementChangeStatePost<span class="c_punctuation">)</span>
                               (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>,
                                <em class="parameter"><code><a class="link" href="GstElement.html#GstStateChange" title="enum GstStateChange"><span class="type">GstStateChange</span></a> transition</code></em>,
                                <em class="parameter"><code><a class="link" href="GstElement.html#GstStateChangeReturn" title="enum GstStateChangeReturn"><span class="type">GstStateChangeReturn</span></a> result</code></em>);</pre>
<p>Post-hook for <a class="link" href="GstElement.html#gst-element-change-state" title="gst_element_change_state ()"><code class="function">gst_element_change_state()</code></a> named "element-change-state-post".</p>
<div class="refsect3">
<a name="GstTracerHookElementChangeStatePost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>transition</p></td>
<td class="parameter_description"><p>the transition</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>result</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstPad.html#gst-pad-push" title="gst_pad_push ()"><code class="function">gst_pad_push()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookElementChangeStatePre"></a><h3>GstTracerHookElementChangeStatePre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookElementChangeStatePre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                       <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                       <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>,
                                       <em class="parameter"><code><a class="link" href="GstElement.html#GstStateChange" title="enum GstStateChange"><span class="type">GstStateChange</span></a> transition</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstElement.html#gst-element-change-state" title="gst_element_change_state ()"><code class="function">gst_element_change_state()</code></a> named "element-change-state-pre".</p>
<div class="refsect3">
<a name="GstTracerHookElementChangeStatePre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>transition</p></td>
<td class="parameter_description"><p>the transition</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookElementNew"></a><h3>GstTracerHookElementNew ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookElementNew<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                            <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                            <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>);</pre>
<p>Hook for whenever a new element is created, named "element-new".</p>
<div class="refsect3">
<a name="GstTracerHookElementNew.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookElementPostMessagePost"></a><h3>GstTracerHookElementPostMessagePost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookElementPostMessagePost<span class="c_punctuation">)</span>
                               (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> res</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstElement.html#gst-element-post-message" title="gst_element_post_message ()"><code class="function">gst_element_post_message()</code></a> named "element-post-message-post".</p>
<div class="refsect3">
<a name="GstTracerHookElementPostMessagePost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>res</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstElement.html#gst-element-post-message" title="gst_element_post_message ()"><code class="function">gst_element_post_message()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookElementPostMessagePre"></a><h3>GstTracerHookElementPostMessagePre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookElementPostMessagePre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                       <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                       <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>,
                                       <em class="parameter"><code><a class="link" href="GstMessage.html" title="GstMessage"><span class="type">GstMessage</span></a> *message</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstElement.html#gst-element-post-message" title="gst_element_post_message ()"><code class="function">gst_element_post_message()</code></a> named "element-post-message-pre".</p>
<div class="refsect3">
<a name="GstTracerHookElementPostMessagePre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>message</p></td>
<td class="parameter_description"><p>the message</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookElementQueryPost"></a><h3>GstTracerHookElementQueryPost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookElementQueryPost<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstQuery.html" title="GstQuery"><span class="type">GstQuery</span></a> *query</code></em>,
                                  <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> res</code></em>);</pre>
<p>Post-hook for <a class="link" href="GstElement.html#gst-element-query" title="gst_element_query ()"><code class="function">gst_element_query()</code></a> named "element-query-post".</p>
<div class="refsect3">
<a name="GstTracerHookElementQueryPost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>query</p></td>
<td class="parameter_description"><p>the query</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>res</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstElement.html#gst-element-query" title="gst_element_query ()"><code class="function">gst_element_query()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookElementQueryPre"></a><h3>GstTracerHookElementQueryPre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookElementQueryPre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstQuery.html" title="GstQuery"><span class="type">GstQuery</span></a> *query</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstElement.html#gst-element-query" title="gst_element_query ()"><code class="function">gst_element_query()</code></a> named "element-query-pre".</p>
<div class="refsect3">
<a name="GstTracerHookElementQueryPre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>query</p></td>
<td class="parameter_description"><p>the query</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookElementRemovePad"></a><h3>GstTracerHookElementRemovePad ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookElementRemovePad<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstElement.html" title="GstElement"><span class="type">GstElement</span></a> *element</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>);</pre>
<p>Hook for <a class="link" href="GstElement.html#gst-element-remove-pad" title="gst_element_remove_pad ()"><code class="function">gst_element_remove_pad()</code></a> named "element-remove-pad".</p>
<div class="refsect3">
<a name="GstTracerHookElementRemovePad.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>element</p></td>
<td class="parameter_description"><p>the element</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookMiniObjectCreated"></a><h3>GstTracerHookMiniObjectCreated ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookMiniObjectCreated<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                   <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                   <em class="parameter"><code><a class="link" href="gstreamer-GstMiniObject.html#GstMiniObject" title="struct GstMiniObject"><span class="type">GstMiniObject</span></a> *object</code></em>);</pre>
<p>Hook called when a <a class="link" href="gstreamer-GstMiniObject.html#GstMiniObject" title="struct GstMiniObject"><span class="type">GstMiniObject</span></a> is created named "mini-object-created".</p>
<div class="refsect3">
<a name="GstTracerHookMiniObjectCreated.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>object</p></td>
<td class="parameter_description"><p>the mini object being created</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookMiniObjectDestroyed"></a><h3>GstTracerHookMiniObjectDestroyed ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookMiniObjectDestroyed<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                     <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                     <em class="parameter"><code><a class="link" href="gstreamer-GstMiniObject.html#GstMiniObject" title="struct GstMiniObject"><span class="type">GstMiniObject</span></a> *object</code></em>);</pre>
<p>Hook called when a <a class="link" href="gstreamer-GstMiniObject.html#GstMiniObject" title="struct GstMiniObject"><span class="type">GstMiniObject</span></a> is being destroyed named
"mini-object-destroyed".</p>
<div class="refsect3">
<a name="GstTracerHookMiniObjectDestroyed.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>object</p></td>
<td class="parameter_description"><p>the mini object being destroyed</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookMiniObjectReffed"></a><h3>GstTracerHookMiniObjectReffed ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookMiniObjectReffed<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                  <em class="parameter"><code><a class="link" href="gstreamer-GstMiniObject.html#GstMiniObject" title="struct GstMiniObject"><span class="type">GstMiniObject</span></a> *object</code></em>,
                                  <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> new_refcount</code></em>);</pre>
<p>Hook called when a <a class="link" href="gstreamer-GstMiniObject.html#GstMiniObject" title="struct GstMiniObject"><span class="type">GstMiniObject</span></a> is being reffed named
"mini-object-reffed".</p>
<div class="refsect3">
<a name="GstTracerHookMiniObjectReffed.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>object</p></td>
<td class="parameter_description"><p>the mini object being reffed</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>new_refcount</p></td>
<td class="parameter_description"><p>the new refcount after refing <em class="parameter"><code>object</code></em>
</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookMiniObjectUnreffed"></a><h3>GstTracerHookMiniObjectUnreffed ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookMiniObjectUnreffed<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                    <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                    <em class="parameter"><code><a class="link" href="gstreamer-GstMiniObject.html#GstMiniObject" title="struct GstMiniObject"><span class="type">GstMiniObject</span></a> *object</code></em>,
                                    <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> new_refcount</code></em>);</pre>
<p>Hook called when a <a class="link" href="gstreamer-GstMiniObject.html#GstMiniObject" title="struct GstMiniObject"><span class="type">GstMiniObject</span></a> is being unreffed named
"mini-object-unreffed".</p>
<div class="refsect3">
<a name="GstTracerHookMiniObjectUnreffed.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>object</p></td>
<td class="parameter_description"><p>the mini object being unreffed</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>new_refcount</p></td>
<td class="parameter_description"><p>the new refcount after unrefing <em class="parameter"><code>object</code></em>
</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookObjectCreated"></a><h3>GstTracerHookObjectCreated ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookObjectCreated<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                               <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                               <em class="parameter"><code><a class="link" href="GstObject.html" title="GstObject"><span class="type">GstObject</span></a> *object</code></em>);</pre>
<p>Hook called when a <a class="link" href="GstObject.html" title="GstObject"><span class="type">GstObject</span></a> is created named "object-created".</p>
<div class="refsect3">
<a name="GstTracerHookObjectCreated.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>object</p></td>
<td class="parameter_description"><p>the object being created</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookObjectDestroyed"></a><h3>GstTracerHookObjectDestroyed ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookObjectDestroyed<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstObject.html" title="GstObject"><span class="type">GstObject</span></a> *object</code></em>);</pre>
<p>Hook called when a <a class="link" href="GstObject.html" title="GstObject"><span class="type">GstObject</span></a> is being destroyed named
"object-destroyed".</p>
<div class="refsect3">
<a name="GstTracerHookObjectDestroyed.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>object</p></td>
<td class="parameter_description"><p>the object being destroyed</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookObjectReffed"></a><h3>GstTracerHookObjectReffed ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookObjectReffed<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                              <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                              <em class="parameter"><code><a class="link" href="GstObject.html" title="GstObject"><span class="type">GstObject</span></a> *object</code></em>,
                              <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> new_refcount</code></em>);</pre>
<p>Hook called when a <a class="link" href="GstObject.html" title="GstObject"><span class="type">GstObject</span></a> is being reffed named
"object-reffed".</p>
<div class="refsect3">
<a name="GstTracerHookObjectReffed.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>object</p></td>
<td class="parameter_description"><p>the object being reffed</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>new_refcount</p></td>
<td class="parameter_description"><p>the new refcount after refing <em class="parameter"><code>object</code></em>
</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookObjectUnreffed"></a><h3>GstTracerHookObjectUnreffed ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookObjectUnreffed<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                <em class="parameter"><code><a class="link" href="GstObject.html" title="GstObject"><span class="type">GstObject</span></a> *object</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> new_refcount</code></em>);</pre>
<p>Hook called when a <a class="link" href="GstObject.html" title="GstObject"><span class="type">GstObject</span></a> is being unreffed named
"object-unreffed"</p>
<div class="refsect3">
<a name="GstTracerHookObjectUnreffed.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>object</p></td>
<td class="parameter_description"><p>the object being unreffed</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>new_refcount</p></td>
<td class="parameter_description"><p>the new refcount after unrefing <em class="parameter"><code>object</code></em>
</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadLinkPost"></a><h3>GstTracerHookPadLinkPost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadLinkPost<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                             <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                             <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *srcpad</code></em>,
                             <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *sinkpad</code></em>,
                             <em class="parameter"><code><a class="link" href="GstPad.html#GstPadLinkReturn" title="enum GstPadLinkReturn"><span class="type">GstPadLinkReturn</span></a> result</code></em>);</pre>
<p>Post-hook for <a class="link" href="GstPad.html#gst-pad-link" title="gst_pad_link ()"><code class="function">gst_pad_link()</code></a> named "pad-link-post".</p>
<div class="refsect3">
<a name="GstTracerHookPadLinkPost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>srcpad</p></td>
<td class="parameter_description"><p>the srcpad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>sinkpad</p></td>
<td class="parameter_description"><p>the sinkpad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>result</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstPad.html#gst-pad-link" title="gst_pad_link ()"><code class="function">gst_pad_link()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadLinkPre"></a><h3>GstTracerHookPadLinkPre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadLinkPre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                            <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                            <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *srcpad</code></em>,
                            <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *sinkpad</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstPad.html#gst-pad-link" title="gst_pad_link ()"><code class="function">gst_pad_link()</code></a> named "pad-link-pre".</p>
<div class="refsect3">
<a name="GstTracerHookPadLinkPre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>srcpad</p></td>
<td class="parameter_description"><p>the srcpad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>sinkpad</p></td>
<td class="parameter_description"><p>the sinkpad</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadPullRangePost"></a><h3>GstTracerHookPadPullRangePost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadPullRangePost<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstBuffer.html" title="GstBuffer"><span class="type">GstBuffer</span></a> *buffer</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstPad.html#GstFlowReturn" title="enum GstFlowReturn"><span class="type">GstFlowReturn</span></a> res</code></em>);</pre>
<p>Post-hook for <a class="link" href="GstPad.html#gst-pad-pull-range" title="gst_pad_pull_range ()"><code class="function">gst_pad_pull_range()</code></a> named "pad-pull-range-post".</p>
<div class="refsect3">
<a name="GstTracerHookPadPullRangePost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>buffer</p></td>
<td class="parameter_description"><p>the buffer</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>res</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstPad.html#gst-pad-pull-range" title="gst_pad_pull_range ()"><code class="function">gst_pad_pull_range()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadPullRangePre"></a><h3>GstTracerHookPadPullRangePre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadPullRangePre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>,
                                 <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint64"><span class="type">guint64</span></a> offset</code></em>,
                                 <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> size</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstPad.html#gst-pad-pull-range" title="gst_pad_pull_range ()"><code class="function">gst_pad_pull_range()</code></a> named "pad-pull-range-pre".</p>
<div class="refsect3">
<a name="GstTracerHookPadPullRangePre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>offset</p></td>
<td class="parameter_description"><p>the stream offset</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>size</p></td>
<td class="parameter_description"><p>the requested size</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadPushEventPost"></a><h3>GstTracerHookPadPushEventPost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadPushEventPost<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                  <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>,
                                  <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> res</code></em>);</pre>
<p>Post-hook for <a class="link" href="GstPad.html#gst-pad-push-event" title="gst_pad_push_event ()"><code class="function">gst_pad_push_event()</code></a> named "pad-push-event-post".</p>
<div class="refsect3">
<a name="GstTracerHookPadPushEventPost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>res</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstPad.html#gst-pad-push-event" title="gst_pad_push_event ()"><code class="function">gst_pad_push_event()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadPushEventPre"></a><h3>GstTracerHookPadPushEventPre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadPushEventPre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstEvent.html" title="GstEvent"><span class="type">GstEvent</span></a> *event</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstPad.html#gst-pad-push-event" title="gst_pad_push_event ()"><code class="function">gst_pad_push_event()</code></a> named "pad-push-event-pre".</p>
<div class="refsect3">
<a name="GstTracerHookPadPushEventPre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>event</p></td>
<td class="parameter_description"><p>the event</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadPushListPost"></a><h3>GstTracerHookPadPushListPost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadPushListPost<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstPad.html#GstFlowReturn" title="enum GstFlowReturn"><span class="type">GstFlowReturn</span></a> res</code></em>);</pre>
<p>Post-hook for <a class="link" href="GstPad.html#gst-pad-push-list" title="gst_pad_push_list ()"><code class="function">gst_pad_push_list()</code></a> named "pad-push-list-post".</p>
<div class="refsect3">
<a name="GstTracerHookPadPushListPost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>res</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstPad.html#gst-pad-push-list" title="gst_pad_push_list ()"><code class="function">gst_pad_push_list()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadPushListPre"></a><h3>GstTracerHookPadPushListPre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadPushListPre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                                <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                                <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>,
                                <em class="parameter"><code><a class="link" href="GstBufferList.html" title="GstBufferList"><span class="type">GstBufferList</span></a> *list</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstPad.html#gst-pad-push-list" title="gst_pad_push_list ()"><code class="function">gst_pad_push_list()</code></a> named "pad-push-list-pre".</p>
<div class="refsect3">
<a name="GstTracerHookPadPushListPre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>list</p></td>
<td class="parameter_description"><p>the buffer-list</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadPushPost"></a><h3>GstTracerHookPadPushPost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadPushPost<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                             <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                             <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>,
                             <em class="parameter"><code><a class="link" href="GstPad.html#GstFlowReturn" title="enum GstFlowReturn"><span class="type">GstFlowReturn</span></a> res</code></em>);</pre>
<p>Post-hook for <a class="link" href="GstPad.html#gst-pad-push" title="gst_pad_push ()"><code class="function">gst_pad_push()</code></a> named "pad-push-post".</p>
<div class="refsect3">
<a name="GstTracerHookPadPushPost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>res</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstPad.html#gst-pad-push" title="gst_pad_push ()"><code class="function">gst_pad_push()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadPushPre"></a><h3>GstTracerHookPadPushPre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadPushPre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                            <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                            <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>,
                            <em class="parameter"><code><a class="link" href="GstBuffer.html" title="GstBuffer"><span class="type">GstBuffer</span></a> *buffer</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstPad.html#gst-pad-push" title="gst_pad_push ()"><code class="function">gst_pad_push()</code></a> named "pad-push-pre".</p>
<div class="refsect3">
<a name="GstTracerHookPadPushPre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>buffer</p></td>
<td class="parameter_description"><p>the buffer</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadQueryPost"></a><h3>GstTracerHookPadQueryPost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadQueryPost<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                              <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                              <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>,
                              <em class="parameter"><code><a class="link" href="GstQuery.html" title="GstQuery"><span class="type">GstQuery</span></a> *query</code></em>,
                              <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> res</code></em>);</pre>
<p>Post-hook for <a class="link" href="GstPad.html#gst-pad-query" title="gst_pad_query ()"><code class="function">gst_pad_query()</code></a> named "pad-query-post".</p>
<div class="refsect3">
<a name="GstTracerHookPadQueryPost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>query</p></td>
<td class="parameter_description"><p>the query</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>res</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstPad.html#gst-pad-query" title="gst_pad_query ()"><code class="function">gst_pad_query()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadQueryPre"></a><h3>GstTracerHookPadQueryPre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadQueryPre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                             <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                             <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *pad</code></em>,
                             <em class="parameter"><code><a class="link" href="GstQuery.html" title="GstQuery"><span class="type">GstQuery</span></a> *query</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstPad.html#gst-pad-query" title="gst_pad_query ()"><code class="function">gst_pad_query()</code></a> named "pad-query-pre".</p>
<div class="refsect3">
<a name="GstTracerHookPadQueryPre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>query</p></td>
<td class="parameter_description"><p>the query</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadUnlinkPost"></a><h3>GstTracerHookPadUnlinkPost ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadUnlinkPost<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                               <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                               <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *srcpad</code></em>,
                               <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *sinkpad</code></em>,
                               <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> result</code></em>);</pre>
<p>Post-hook for <a class="link" href="GstPad.html#gst-pad-unlink" title="gst_pad_unlink ()"><code class="function">gst_pad_unlink()</code></a> named "pad-unlink-post".</p>
<div class="refsect3">
<a name="GstTracerHookPadUnlinkPost.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>srcpad</p></td>
<td class="parameter_description"><p>the srcpad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>sinkpad</p></td>
<td class="parameter_description"><p>the sinkpad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>result</p></td>
<td class="parameter_description"><p>the result of <a class="link" href="GstPad.html#gst-pad-push" title="gst_pad_push ()"><code class="function">gst_pad_push()</code></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstTracerHookPadUnlinkPre"></a><h3>GstTracerHookPadUnlinkPre ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GstTracerHookPadUnlinkPre<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct"><span class="type">GObject</span></a> *self</code></em>,
                              <em class="parameter"><code><a class="link" href="GstClock.html#GstClockTime" title="GstClockTime"><span class="type">GstClockTime</span></a> ts</code></em>,
                              <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *srcpad</code></em>,
                              <em class="parameter"><code><a class="link" href="GstPad.html" title="GstPad"><span class="type">GstPad</span></a> *sinkpad</code></em>);</pre>
<p>Pre-hook for <a class="link" href="GstPad.html#gst-pad-unlink" title="gst_pad_unlink ()"><code class="function">gst_pad_unlink()</code></a> named "pad-unlink-pre".</p>
<div class="refsect3">
<a name="GstTracerHookPadUnlinkPre.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>the tracer instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ts</p></td>
<td class="parameter_description"><p>the current timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>srcpad</p></td>
<td class="parameter_description"><p>the srcpad</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>sinkpad</p></td>
<td class="parameter_description"><p>the sinkpad</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="refsect1">
<a name="GstTracer.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstTracer-struct"></a><h3>struct GstTracer</h3>
<pre class="programlisting">struct GstTracer;</pre>
</div>
</div>
<div class="refsect1">
<a name="GstTracer.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GstTracer--params"></a><h3>The <code class="literal">“params”</code> property</h3>
<pre class="programlisting">  “params”                   <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</pre>
<p>Extra configuration parameters.</p>
<p>Flags: Read / Write / Construct</p>
<p>Default value: NULL</p>
</div>
</div>
</div>
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